package com.acoffee.controller;

import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;
import org.thymeleaf.util.StringUtils;

import javax.servlet.http.HttpSession;

/**
 * @author acoffee
 * @create 2021-08-04 19:34
 */

@Controller
public class LoginController {
    @RequestMapping("/user/login")
    public String login(@RequestParam("username") String username,
                        @RequestParam("password") String password,
                        Model model, HttpSession session) {
        //具体的业务：
        if (!StringUtils.isEmpty(username) && "123456".equals(password)) {
            session.setAttribute("loginUser", username);
            System.out.println("-----------");
            return "redirect:/main.html";

        } else {
            //告诉用户，你登录失败了
            model.addAttribute("msg", "用户名或者密码错误！");
            return "index";
        }

    }

    //注销功能
    @RequestMapping("/user/logout")
    public String logout(HttpSession session){
        session.invalidate();
        return "redirect:index.html";
    }
}
